GetDb();
$userid = get_userid();
$access = check_permission($userid, "Modify Events");
function display_error( $text )
{
echo "
\n";
echo "
\n";
echo $themeObject->ShowHeader('editeventhandler');
echo "
\n";
if ($access)
{
$action = "";
$module = "";
$event = "";
$handler = "";
if( isset( $_POST['add'] ) )
{
// we're adding some funky event handler
if( isset( $_POST['module'] ) && $_POST['module'] != '' )
{
$module = $_POST['module'];
}
if( isset( $_POST['event'] ) && $_POST['event'] != '' )
{
$event = $_POST['event'];
}
if( isset( $_POST['handler'] ) )
{
// handler is set, we just have to try to set it
$handler = $_POST['handler'];
}
if( $module && $event && $handler )
{
if( substr( $handler, 0, 2 ) == "m:" )
{
$handler = substr( $handler, 2 );
Events::AddEventHandler( $module, $event, false, $handler );
}
else
{
Events::AddEventHandler( $module, $event, $handler );
}
}
}
else
{
$cur_order = -1;
// we're processing an up/down or delete
if( isset( $_GET['action'] ) && $_GET['action'] != '' )
{
$action = $_GET['action'];
}
if( isset( $_GET['module'] ) && $_GET['module'] != '' )
{
$module = $_GET['module'];
}
if( isset( $_GET['event'] ) && $_GET['event'] != '' )
{
$event = $_GET['event'];
}
if( isset( $_GET['handler'] ) && $_GET['handler'] != '' )
{
$handler = $_GET['handler'];
}
if( isset( $_GET['order'] ) && $_GET['order'] != '' )
{
$cur_order = $_GET['order'];
}
switch( $action )
{
case 'up':
// move an item up (decrease the order)
// increases the previous order, and decreases the current handler id
if( $handler == "" || $module == "" || $event == "" || $action == "" ||
($cur_order == "" && $action != "delete") )
{
display_error( lang("missingparams" ) );
}
// Get the event id
$q = "SELECT event_id FROM ".cms_db_prefix().'event_handlers WHERE handler_id = ?';
$event_id = $db->GetOne($q,array($handler));
// Get the previous handler id
$q = 'SELECT handler_id FROM '.cms_db_prefix().'event_handlers WHERE handler_order = ?
AND event_id = ?';
$prev_id = $db->GetOne($q,array($cur_order -1,$event_id));
if( $prev_id )
{
$q = "UPDATE ".cms_db_prefix()."event_handlers SET handler_order = (handler_order - 1)
where handler_id = ?";
$db->Execute( $q, array( $handler ) );
$q = "UPDATE ".cms_db_prefix()."event_handlers SET handler_order = (handler_order + 1)
where handler_id = ?";
$db->Execute( $q, array( $prev_id ) );
}
break;
case 'down':
// move an item down (increase the order)
// move an item up (decrease the order)
// increases the previous order, and decreases the current handler id
if( $handler == "" || $module == "" || $event == "" || $action == "" ||
($cur_order == "" && $action != "delete") )
{
display_error( lang("missingparams" ) );
}
// Get the event id
$q = "SELECT event_id FROM ".cms_db_prefix().'event_handlers WHERE handler_id = ?';
$event_id = $db->GetOne($q,array($handler));
// Get the next handler id
$q = 'SELECT handler_id FROM '.cms_db_prefix().'event_handlers WHERE handler_order = ?
AND event_id = ?';
$next_id = $db->GetOne($q,array($cur_order + 1,$event_id));
if( $next_id )
{
$q = "UPDATE ".cms_db_prefix()."event_handlers SET handler_order = (handler_order + 1)
where handler_id = ?";
$db->Execute( $q, array( $handler ) );
$q = "UPDATE ".cms_db_prefix()."event_handlers SET handler_order = (handler_order - 1)
where handler_id = ?";
$db->Execute( $q, array( $next_id ) );
}
break;
case 'delete':
{
if( $handler == "" || $module == "" || $event == "" || $action == "" ||
($cur_order == "" && $action != "delete") )
{
display_error( lang("missingparams" ) );
}
// get the details about the handler
$q = "SELECT * FROM ".cms_db_prefix()."event_handlers WHERE
handler_id = ?";
$dbresult = $db->Execute( $q, array( $handler ) );
if( $dbresult && $dbresult->RecordCount() )
{
$row = $dbresult->FetchRow();
$event_id = $row['event_id'];
// delete a handler
$q = "DELETE FROM ".cms_db_prefix()."event_handlers WHERE
handler_id = ?";
$dbresult = $db->Execute( $q, array( $handler ) );
// re-order the events
$q = "UPDATE ".cms_db_prefix()."event_handlers SET handler_order = (handler_order - 1)
WHERE handler_order > ? AND event_id = ?";
$dbresult = $db->Execute( $q, array( $cur_order, $event_id ) );
}
}
break;
default:
// unknown or unset action
break;
} // switch
}
// get the event description
$usertagops = $gCms->GetUserTagOperations();
$description = '';
$modulename = '';
if ($module == 'Core') {
$description = Events::GetEventDescription($event);
$modulename = lang('core');
}
else
{
$objinstance = cms_utils::get_module($module);
$description = $objinstance->GetEventDescription($event);
$modulename = $objinstance->GetFriendlyName();
}
// and now get the list of handlers for this event
$handlers = Events::ListEventHandlers( $module, $event );
// and the list of all available handlers
$allhandlers = array();
// we get the list of user tags, and add them to the list
$usertags = $usertagops->ListUserTags();
foreach( $usertags as $key => $value )
{
$allhandlers[$value] = $value;
}
// and the list of modules, and add them
$allmodules = ModuleOperations::get_instance()->GetInstalledModules();
foreach( $allmodules as $key )
{
if( $key == $modulename ) continue;
$modobj = ModuleOperations::get_instance()->get_module_instance($key);
if( $modobj && $modobj->HandlesEvents() )
{
$allhandlers[$key] = 'm:'.$key;
}
}
echo "
\n";
echo "
".lang("module_name").":
\n";
echo "
".$modulename."
\n";
echo "
\n";
echo "
\n";
echo "
".lang("event_name").":
\n";
echo "
".$event."
\n";
echo "
\n";
echo "
\n";
echo "
".lang("event_description").":
\n";
echo "
".$description."
\n";
echo "
\n";
echo "
\n";
echo "\n";
echo " \n";
echo " | ".lang('order')." | \n";
echo " ".lang('user_tag')." | \n";
echo " ".lang('module')." | \n";
echo " | \n";
echo " | \n";
echo " | \n";
echo "
\n";
echo "\n";
$rowclass = "row1";
if( $handlers != false )
{
echo "\n";
$idx = 0;
$url = "editevent.php".$urlext."&module=".$module."&event=".$event;
foreach( $handlers as $onehandler )
{
echo "\n";
echo " | ".$onehandler['handler_order']." | \n";
echo " ".$onehandler['tag_name']." | \n";
echo " ".$onehandler['module_name']." | \n";
if( $idx != 0 )
{
echo " $upImg | \n";
}
else
{
echo " | ";
}
if( $idx + 1 != count($handlers) )
{
echo " $downImg | \n";
}
else
{
echo " | ";
}
if( $onehandler['removable'] == 1 )
{
echo " $deleteImg | \n";
}
else
{
echo " | \n";
}
echo "
\n";
$idx++;
}
}
else{
echo "\n";
echo "\n";
echo "| | ";
echo "
\n";
}
echo "\n";
echo "
\n";
echo "
\n";
echo "
BackUrl()."\">« ".lang('back')."
\n";
echo "
\n";
}
else
{
display_error(lang('noaccessto', array(lang('editeventhandler'))));
}
include_once("footer.php");
?>